Changes that are directly or indirectly attributed to human activity and alter the composition of the world’s atmosphere and that is added to that caused by the natural climatic variability observed over comparable periods.
Rio-92 or ECO-92
The United Nations Conference on Environment and Development, also known as Earth Summit, held in June of 1992, in Rio de Janeiro, bringing together more than 180 countries. It was at Rio-92 that the United Nations Framework Convention on Climate Change (UNFCCC)...